172 days before April 13, 1985

would be

October 23, 1984 (Tuesday)

Time Zone: America/New_York (GMT-05:00)

• Day numbers: 297

• Week number: 43

• Leap year: 1984 is a leap year.

• Daylight Saving Time: Yes

Sunrise, Sunset Times for October 23, 1984 (Tuesday)

• Sunrise time: 07:51 am

• Sunset time: 06:43 pm

• Day length: 10h 51m

• Source: suntoday.org

Moon Phase for October 23, 1984 (Tuesday)

• Moon Phase: Waning Crescent

• Illumination: 1%

• Moon Age: 28.88 day(s)

• Source: mooninfo.org

October 23, 1984 Holidays and National Days

October 23 in History

2012
The world’s oldest teletext service, BBC’s Ceefax, ceases operation.
2011
The Libyan National Transition Council declares the Libyan civil war over.
2004
An earthquake in Japan kills 35, injures 2,200, and leaves 85,000 homeless or displaced.
2002
Chechen terrorists take 700 theater-goers hostage at the House of Culture theater in Moscow.
1998
Israeli Prime Minister Benjamin Netanyahu and Palestinian Chairman Yasser Arafat reach a “land for peace” agreement.
1989
The Hungarian Republic replaces the communist Hungarian People’s Republic.
1983
A truck filled with explosives, driven by a Muslim terrorist, crashes into the U.S. Marine barracks in Beirut, Lebanon. The bomb kills 237 Marines and injures 80. Almost simultaneously, a similar incident occurs at French military headquarters, where 58 die and 15 are injured.
1973
A U.N. sanctioned cease-fire officially ends the Yom Kippur war between Israel and Syria.
1954
In Paris, an agreement is signed providing for West German sovereignty and permitting West Germany to rearm and enter NATO and the Western European Union.
1952
The Nobel Prize for Medicine is awarded to Ukranian-born microbiologist Selmart A. Waksman for his discovery of an effective treatment of tuberculosis.
→ See more: October 23 in History

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